Mail Handling Tiers in the Server Farm

Four classifications for servers in the server farm describe the way they handle electronic mail. The document describes those four tiers, and lists the requirements for configuration of mail handling on the server for each.

Four classifications for servers in the server farm describe the way they handle electronic mail. The document describes those four tiers, and lists the requirements for configuration of mail handling on the server for each.

Users with root or administrator access rights can perform certain tasks that regular users can not. The sudo (superuser do) command is used on Unix and Linux systems to give root or administrator access rights to regular users.